What types of spectrophotometers are there and how are they used?
Understand the Problem
The text appears to describe the types of spectrophotometers and their uses in creating spectra. It outlines different types of devices, referencing their components and functionality.
Answer
Visible: tungsten lamp; UV: deuterium and hydrogen lamp.
The visible spectrophotometer uses a tungsten lamp to produce white light, and the ultraviolet spectrophotometer uses a deuterium and hydrogen lamp to produce UV light.
Answer for screen readers
The visible spectrophotometer uses a tungsten lamp to produce white light, and the ultraviolet spectrophotometer uses a deuterium and hydrogen lamp to produce UV light.
More Information
These lamps are chosen based on the type of light needed for specific spectrophotometric analyses. The tungsten lamp is suitable for visible light, while the deuterium and hydrogen lamp is used for UV light.
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